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Fast isolation of highly active photosystem ii core complexes from spinach
Wang, Zhao-Gai1,2,3; Xu, Tian-Hua1,2; Liu, Cheng1; Yang, Chun-Hong1
刊名Journal of integrative plant biology
2010-09-01
卷号52期号:9页码:793-800
ISSN号1672-9072
DOI10.1111/j.1744-7909.2010.00971.x
通讯作者Yang, chun-hong(yangch@ibcas.ac.cn)
英文摘要Purification of photosystem ii (psii) core complexes is a time-consuming and low-efficiency process. in order to isolate pure and active psii core complexes in large amounts, we have developed a fast method to isolate highly active monomeric and dimeric psii core complexes from spinach leaves by using sucrose gradient ultracentrifugation. by using a vertical rotor the process was completed significantly faster compared with a swing-out rotor. in order to keep the core complexes in high activity, the whole isolation procedure was performed in the presence of glycine betain and ph at 6.3. the isolated pigment-protein complexes were characterized by sodium dodecyl sulfate-polyacrylamide gel electrophoresis, absorption spectroscopy, 77 k fluorescence spectroscopy and high performance liquid chromatography. our results show that this method is a better choice for quick and efficient isolation of functionally active psii core complexes.
WOS关键词THYLAKOID MEMBRANES ; EXTRINSIC PROTEINS ; DENSITY GRADIENT ; VERTICAL ROTOR ; BINDING ; CHLAMYDOMONAS ; PURIFICATION ; FLUORESCENCE ; PARTICLES ; DETERGENT
WOS研究方向Biochemistry & Molecular Biology ; Plant Sciences
WOS类目Biochemistry & Molecular Biology ; Plant Sciences
语种英语
出版者WILEY-BLACKWELL
WOS记录号WOS:000281216900003
内容类型期刊论文
URI标识http://www.corc.org.cn/handle/1471x/2408422
专题中国科学院大学
通讯作者Yang, Chun-Hong
作者单位1.Chinese Acad Sci, Key Lab Photobiol, Inst Bot, Beijing 100093, Peoples R China
2.Chinese Acad Sci, Grad Univ, Beijing 100049, Peoples R China
3.Henan Acad Agr Sci, Inst Farm Prod Proc, Zhengzhou 450002, Peoples R China
推荐引用方式
GB/T 7714
Wang, Zhao-Gai,Xu, Tian-Hua,Liu, Cheng,et al. Fast isolation of highly active photosystem ii core complexes from spinach[J]. Journal of integrative plant biology,2010,52(9):793-800.
APA Wang, Zhao-Gai,Xu, Tian-Hua,Liu, Cheng,&Yang, Chun-Hong.(2010).Fast isolation of highly active photosystem ii core complexes from spinach.Journal of integrative plant biology,52(9),793-800.
MLA Wang, Zhao-Gai,et al."Fast isolation of highly active photosystem ii core complexes from spinach".Journal of integrative plant biology 52.9(2010):793-800.
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